package com.xjtu.chatroom.service;

import com.xjtu.chatroom.dao.UserDao;
import com.xjtu.chatroom.dao.UserDaoImple;
import com.xjtu.chatroom.vo.User;

public class UserService {
UserDao userDao  = new UserDaoImple();
     public  User  login(User user){
    	 return userDao.login(user);    	 
     }
}
